linux-kernel - Re: [PATCH v3 1/2] dt-bindings: backlight: lm3630a: add enable

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Date:   Thu, 12 Sep 2019 16:58:08 +0200
From:   Andreas Kemnade <andreas@...nade.info>
To:     Dan Murphy <dmurphy@...com>
Cc:     <lee.jones@...aro.org>, <daniel.thompson@...aro.org>,
        <jingoohan1@...il.com>, <jacek.anaszewski@...il.com>,
        <pavel@....cz>, <robh+dt@...nel.org>, <mark.rutland@....com>,
        <b.zolnierkie@...sung.com>, <dri-devel@...ts.freedesktop.org>,
        <linux-leds@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linux-fbdev@...r.kernel.org>,
        "H. Nikolaus Schaller" <hns@...delico.com>
Subject: Re: [PATCH v3 1/2] dt-bindings: backlight: lm3630a: add
 enable_gpios

On Thu, 12 Sep 2019 06:39:50 -0500
Dan Murphy <dmurphy@...com> wrote:

> Andreas
> 
> On 9/11/19 12:21 PM, Andreas Kemnade wrote:
> > add enable-gpios to describe HWEN pin
> >
> > Signed-off-by: Andreas Kemnade <andreas@...nade.info>
> > Acked-by: Daniel Thompson <daniel.thompson@...aro.org>
> > ---
> > changes in v2: added example
> > changes in v3: added Acked-by
> >   .../bindings/leds/backlight/lm3630a-backlight.yaml           | 5 +++++
> >   1 file changed, 5 insertions(+)
> >
> > diff --git a/Documentation/devicetree/bindings/leds/backlight/lm3630a-backlight.yaml b/Documentation/devicetree/bindings/leds/backlight/lm3630a-backlight.yaml
> > index dc129d9a329e..1fa83feffe16 100644
> > --- a/Documentation/devicetree/bindings/leds/backlight/lm3630a-backlight.yaml
> > +++ b/Documentation/devicetree/bindings/leds/backlight/lm3630a-backlight.yaml
> > @@ -29,6 +29,10 @@ properties:
> >     '#size-cells':
> >       const: 0
> >   
> > +  enable-gpios:
> > +    description: GPIO to use to enable/disable the backlight (HWEN pin).
> > +    maxItems: 1
> > +
> >   required:
> >     - compatible
> >     - reg
> > @@ -92,6 +96,7 @@ examples:
> >       i2c {
> >           #address-cells = <1>;
> >           #size-cells = <0>;
> > +        enable-gpios = <&gpio2 5 GPIO_ACTIVE_HIGH>;
> >   
> >           led-controller@38 {
> >                   compatible = "ti,lm3630a";  
> 
> Looks good to me
> 
well, the enable-gpios is still at the same place as in v2. This was sent
before your comments to v2 have been arrived.

Regards,
Andreas

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